# US 10,374,466 B2 · Energy efficient vehicle with integrated power beaming

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- Number: US 10,374,466 B2
- Document ID: US10374466B2
- Status: Granted
- Kind: B2
- Application number: 15/234,789
- Filed: 2016-08-11
- Published: 2017-02-16
- Granted: 2019-08-06
- Earliest claimed: 2015-08-14
- Assignees: LaserMotive, Inc.
- Applicants: LaserMotive, Inc.
- Inventors: Claes Olsson; Thomas J. Nugent, Jr.
- Web page: https://patentgrep.com/patent/US10374466B2

## CPC

- H02J 50/30: using light, e.g. lasers
- B60L 1/02: to electric heating circuits
- H02J 50/20: using microwaves or radio frequency waves
- B60L 9/00: Electric propulsion with power supply external to the vehicle (electric propulsion for monorail vehicles, suspension vehicles or rack railways B60L13/00; in combination with batteries or fuel cells within the vehicle B60L50/53)
- B60L 50/15: with additional electric power supply (with capacitors charged by engine-driven generators B60L50/40; with batteries charged by engine-driven generators B60L50/61)
- B60L 2200/10: Air crafts
- B60L 2200/40: Working vehicles
- H02J 50/10: using inductive coupling
- H02J 50/12: of the resonant type
- Y02T 10/7072: Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
- H02J: ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- B60L: PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES (arrangements or mounting of electrical propulsion units or of plural diverse prime-movers for mutual or common propulsion in vehicles B60K1/00, B60K6/20; arrangements or mounting of electrical gearing in vehicles B60K17/12, B60K17/14; preventing wheel slip by reducing power in rail vehicles B61C15/08; dynamo-electric machines H02K; control or regulation of electric motors H02P); SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES (electric coupling devices combined with mechanical couplings of vehicles B60D1/64; electric heating for vehicles B60H1/00); ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL (control or regulation of electric motors H02P); MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION

## Abstract

A commercially available vehicle is modified by coupling a beamed-power transmission system to the vehicle's frame. The beamed-power transmission system is arranged to deliver beamed power to a remote device such as an unmanned aerial vehicle (i.e., UAV or drone). The cooling system of the vehicle is used to cool portions of the beamed-power transmission system. An aiming system aims a power beam produced by the beamed-power transmitter toward the remote device, and a stability system coupled to both the vehicle frame and the beamed-power transmission system maintains three-dimensional constancy of the power beam even when the vehicle frame is in motion. The commercially available vehicle may be an electric vehicle, a gas-electric hybrid vehicle, or the like having a power source that includes batteries, a fuel-cells, or a generator.

## Claims

### Claim 1

A system, comprising:
a vehicle, the vehicle having a frame;
a drive system coupled to the frame, the drive system arranged to propel the vehicle;
a beamed-power transmission system coupled to the frame, the beamed-power transmission system arranged to deliver beamed power to a remote device;
a cooling system to cool portions of the beamed-power transmission system;
an aiming system operable to aim a power beam produced by the beamed-power transmission system toward the remote device;
a tracking system having a first component based at the vehicle and arranged to receive tracking feedback from a corresponding second component at the remote device, said tracking feedback including information to maintain line-of-sight between the vehicle and the remote device;
a stability system coupled to the frame and coupled to the beamed-power transmission system, the stability system arranged to maintain substantial three-dimensional constancy of the power beam despite transience in the frame; and
an energy efficient power source coupled to the vehicle and arranged to power the drive system, the beamed-power transmission system, the cooling system, the aiming system, and the stability system.

### Claim 2 (depends on 1)

The system of claim 1 wherein the vehicle is a commercially available motor vehicle modified by addition of the beamed-power transmission system and wherein the cooling system includes portions of an air conditioning system of the commercially available motor vehicle prior to the modification.

### Claim 3 (depends on 2)

The system of claim 2 wherein the energy efficient power source includes at least one of a battery, a fuel cell, and a generator.

### Claim 4 (depends on 1)

The system of claim 1 wherein the beamed-power transmission system includes a laser beam transmitter or a microwave beam transmitter.

### Claim 5 (depends on 1)

The system of claim 1 wherein the aiming system includes an electronic waveguide.

### Claim 6 (depends on 1)

The system of claim 1 wherein the stability system includes at least one of a gimbal system and a flexible standoff system.

### Claim 7 (depends on 1)

The system of claim 1, further comprising:
a receiver coupled to the remote device, the receiver arranged to receive the power beam, the receiver configured to convert energy from the power beam into electric power consumable by the remote device.

### Claim 8 (depends on 1)

The system of claim 1 wherein the remote device is at least one of an unmanned aerial vehicle, a robot, a tool, a piece of industrial equipment, a sign, a communications structure, and a building.

### Claim 9

A method to power a remote device, comprising:
operating a vehicle, the vehicle having a frame and a drive system coupled to the frame to propel the vehicle;
operating an electrically powered remote device;
tracking the electrically powered remote device from the vehicle via a system that includes a first component based at the vehicle and a second component based at the electrically powered remote device, wherein the tracking includes:
receiving, at the first component, tracking feedback from the second component; and
maintaining line-of-sight between the vehicle and the electrically powered remote device based on information in the tracking feedback; and
delivering beamed power to the electrically powered remote device via a beamed-power transmission system coupled to the frame.

### Claim 10 (depends on 9)

The system of claim 9 wherein the vehicle is a commercially available energy efficient motor vehicle modified by addition of the beamed-power transmission system.

### Claim 11 (depends on 10)

The system of claim 10 wherein a power source of the commercially available energy efficient motor vehicle includes at least one of a battery, a fuel cell, and a generator.

### Claim 12 (depends on 11)

The method of claim 11, comprising:
cooling portions of the beamed-power transmission system with a cooling system electrically coupled to the power source;
aiming a power beam produced by the beamed-power transmission system toward the remote device; and
stabilizing the beamed-power transmission system with a stability system arranged to maintain three-dimensional constancy of the power beam despite transience in the frame.

### Claim 13 (depends on 9)

The system of claim 9 wherein the beamed-power transmission system includes a laser beam transmitter or a microwave beam transmitter.
